Grizzly vs. Mountain Lion

This isn't really ecotourism-related but I still thought it was interesting and it dealt with wildlife.  Check out this link....

http://now.msn.com/living/0328-mountain-lion-hiker.aspx

I wonder why the bear didn't then go after the man thinking he was a threat to the cub as well? Hmmm....either way, that's one lucky dude!